U.S. Air Force Master Sgt. Eugene Jackson of the 166th Maintenance Squadron, fuel systems maintenance shop demonstrates a supplied air respirator used by fuel-cell maintainers, Nov. 26, 2019. The respirator pumps clean air to the maintainer who is working inside a fuel cell. Often, toxic fuel vapors can displace oxygen inside the fuel cell. (U.S. Air National Guard photo by Mr. Mitch Topal)
CAMERA
NIKON D810
LENS
28.0-300.0 mm f/3.5-5.6
APERTURE
45/10
SHUTTERSPEED
1/80
ISO
2500
No camera details available.
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